Electronic intercommunication unit



FIG. 1 is a front elevational view of an electronic intercommunication unit showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and

FIG. 7 is a front, top and right side elevational view thereof. 

The ornamental design for an electronic intercommunication unit, as shown and described. 